.header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 0 160px;
  height: 64px;
  line-height: 64px;
  background-color: #001529;
  /*todo 先去掉看看*/
  z-index: 1;
}

.header .item {
  display: inline-block;
  padding: 0 18px;
  color: rgba(255, 255, 255, 0.65);
}
.header .item a {
  color: rgba(255, 255, 255, 0.65);
}

.header .item.active {
  color: rgba(255, 255, 255, 1);
  background-color: #017e66;
}
